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DBMS > DolphinDB vs. Greenplum vs. MongoDB vs. Rockset

System Properties Comparison DolphinDB vs. Greenplum vs. MongoDB vs. Rockset

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonGreenplum  Xexclude from comparisonMongoDB  Xexclude from comparisonRockset  Xexclude from comparison
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageAnalytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database infoA logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.One of the most popular document stores available both as a fully managed cloud service and for deployment on self-managed infrastructureA scalable, reliable search and analytics service in the cloud, built on RocksDB
Primary database modelTime Series DBMSRelational DBMSDocument storeDocument store
Secondary database modelsDocument store
Spatial DBMS
Spatial DBMS
Search engine infointegrated Lucene index, currently in MongoDB Atlas only.
Time Series DBMS infoTime Series Collections introduced in Release 5.0
Relational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.08
Rank#167  Overall
#11  Time Series DBMS
Score13.07
Rank#42  Overall
#26  Relational DBMS
Score493.55
Rank#5  Overall
#1  Document stores
Score0.63
Rank#221  Overall
#34  Document stores
Websitewww.dolphindb.comgreenplum.orgwww.mongodb.comrockset.com
Technical documentationwww.dolphindb.com/­helpdocs.greenplum.orgdocs.mongodb.com/­manualdocs.rockset.com
DeveloperDolphinDB, IncPivotal Software Inc.MongoDB, IncRockset
Initial release2018200520092019
Current release6.7.1, April 20205.0, July 2021
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoApache 2.0Open Source infoMongoDB Inc.'s Server Side Public License v1. Prior versions were published under GNU AGPL v3.0. Commercial licenses are also available.commercial
Cloud-based only infoOnly available as a cloud servicenonono infoMongoDB available as DBaaS (MongoDB Atlas)yes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • MongoDB Atlas: Global multi-cloud database with unmatched data distribution and mobility across AWS, Azure, and Google Cloud, built-in automation for resource and workload optimization, and so much more.
  • ScaleGrid for MongoDB: Fully managed hosting for MongoDB database on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageC++C++C++
Server operating systemsLinux
Windows
LinuxLinux
OS X
Solaris
Windows
hosted
Data schemeyesschema-free infoAlthough schema-free, documents of the same collection often follow the same structure. Optionally impose all or part of a schema by defining a JSON schema.schema-free
Typing infopredefined data types such as float or dateyesyesyes infostring, integer, double, decimal, boolean, date, object_id, geospatialdynamic typing
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.noyes infosince Version 4.2no infoingestion from XML files supported
Secondary indexesnoyesyesall fields are automatically indexed
SQL infoSupport of SQLSQL-like query languageyesRead-only SQL queries via the MongoDB Connector for BIRead-only SQL queries, including JOINs
APIs and other access methodsJDBC
ODBC
JDBC
ODBC
proprietary protocol using JSONHTTP REST
Supported programming languagesC#
C++
Java
JavaScript
Python
R
C
Java
Perl
Python
R
Actionscript infounofficial driver
C
C#
C++
Clojure infounofficial driver
ColdFusion infounofficial driver
D infounofficial driver
Dart infounofficial driver
Delphi infounofficial driver
Erlang
Go
Groovy infounofficial driver
Haskell
Java
JavaScript
Lisp infounofficial driver
Lua infounofficial driver
MatLab infounofficial driver
Perl
PHP
PowerShell infounofficial driver
Prolog infounofficial driver
Python
R infounofficial driver
Ruby
Rust
Scala
Smalltalk infounofficial driver
Swift
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyesyesJavaScriptno
Triggersnoyesyes infoin MongoDB Atlas onlyno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningShardingSharding infoPartitioned by hashed, ranged, or zoned sharding keys. Live resharding allows users to change their shard keys as an online operation with zero downtime.Automatic sharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replicationMulti-Source deployments with MongoDB Atlas Global Clusters
Source-replica replication
yes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual Consistency
Foreign keys infoReferential integritynoyesno infotypically not used, however similar functionality with DBRef possibleno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDMulti-document ACID Transactions with snapshot isolationno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes infooptional, enabled by defaultyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infoIn-memory storage engine introduced with MongoDB version 3.2
User concepts infoAccess controlAdministrators, Users, Groupsfine grained access rights according to SQL-standardAccess rights for users and rolesAccess rights for users and organizations can be defined via Rockset console
More information provided by the system vendor
DolphinDBGreenplumMongoDBRockset
Specific characteristicsMongoDB’s application data platform provides developers a unified interface to power...
» more
Competitive advantagesThe MongoDB platform can be used by developers building transactional, operational,...
» more
Typical application scenariosInternet of Things and Time Series (Bosch, Jaguar Land Rover) Mobile (The Weather...
» more
Key customersADP, Adobe, Amadeus, AstraZeneca, Auto Trader, Barclays, BBVA, Bosch, Cisco, CERN,...
» more
Market metrics175 million downloads, over 1.5M Atlas database clusters under management handling...
» more
Licensing and pricing modelsMongoDB database server: Server-Side Public License (SSPL) . Commercial licenses...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
DolphinDBGreenplumMongoDBRockset
DB-Engines blog posts

PostgreSQL is the DBMS of the Year 2020
4 January 2021, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

PostgreSQL moves up one rank at the expense of MongoDB
1 September 2016, Paul Andlinger

show all

Conferences and events

MongoDB & Google Cloud Developer Summit
Virtual Event, 28 October 2021

MongoDB.Local London
London, 9 November 2021

Finished events

Introduction to MongoDB
Webinar, on demand, 27 July 2021 (finished)

Recent citations in the news

Greenplum 6 ventures outside the analytic box
19 March 2019, ZDNet

Capitalizing on Analytics and AI at Dell Technologies
8 April 2021, CIO

Pivotal Greenplum Analytic Database Adds Multicloud Support
18 September 2017, SDxCentral

Pivotal Greenplum streamlines big data query optimization
11 March 2016, TechTarget

Oracle takes a new twist on MySQL: Adding data warehousing to the cloud service
2 December 2020, ZDNet

provided by Google News

MongoDB Joins LOT Network To Protect Open Innovation For Developers
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How MongoDB Beat Amazon
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13 October 2021, MakeUseOf

How Atlas Is Driving MongoDB's Growth
7 October 2021, Motley Fool

Why MongoDB Stock Is Falling Today
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provided by Google News

Rockset Enhances Real-Time Analytics Database With Enterprise-Grade Security And Compliance
29 September 2021, GlobeNewswire

Seesaw and Rockset team up to provide data insight, stability for US schools
22 September 2021, SiliconANGLE News

Rockset hopes to lessen streaming analytics time-suck by having SQL transform live data
27 August 2021, The Register

Did Rockset Just Solve Real-Time Analytics?
25 August 2021, Datanami

insideBIGDATA Latest News – 10/4/2021
5 October 2021, insideBIGDATA

provided by Google News

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